/Engine/Plugins/Runtime/GameplayAbilities/Source/GameplayAbilities/Public/AbilitySystemBlueprintLibrary.h
Sets a raw name SetByCaller magnitude value, the tag version should normally be used
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category="Ability|GameplayEffect") static [FGameplayEffectSpecHandle](API\Plugins\GameplayAbilities\FGameplayEffectSpecHandle) AssignSetByCallerMagnitude ( [FGameplayEffectSpecHandle](API\Plugins\GameplayAbilities\FGameplayEffectSpecHandle) SpecHandle, [FName](API\Runtime\Core\UObject\FName) DataName, float Magnitude )